Oval|Lab Grown|IGI

1.55ct E FL Oval Lab Grown Diamond

EX • E/FL • IGI LG799645006

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG799645006

Diamond specifications and retailer prices

From $424 USD
As of October 30, 2026
Save $2,786 USD (87%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: $3,210 USD at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

About this 1.55ct lab-grown oval diamond

This 1.55ct lab-grown oval sits in the one-and-a-half to two carat band, graded E colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG799645006 or 799645006. Listed at 8 retailers as of October 29, 2026, with prices from $424 to $3,210, a $2,786 spread on the same certified stone. Brilliant Earth lists it at $3,210. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.55
Carat
E
Color
FL
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.4°
Pavilion angle40.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG799645006
Dimensions9.44 × 6.64 × 4.03 mm
L/W Ratio1.42
Girdle conditionFaceted
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II
Top View
9.44 mm6.64 mm1.55 ctE / FL
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG799645006
Side View
Table 60.0%Crown 33.4°Girdle: MED-STKPavilion 40.1°Culet: NoneDepth 60.7%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 30
Current: $3,210 USD|Low: $424 USD|High: $4,440 USD|Avg: $1,805 USD|-25.9%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
October 30, 2026
Retailer 6$424 USD
Retailer 4$735 USD
Retailer 2$850 USD
Retailer 7$1,500 USD
Retailer 3$1,583 USD
Retailer 5$1,839 USD
Brilliant Earth$3,210 USD

43 data points across 7 retailers

8 retailers$424 USD to $3,210 USD

A
Cheapest Retailer
-
$424 USD
Final sale: no returns
A
Retailer 2
-
$735 USD
View
A
Retailer 3
-
$850 USD
£669 GBP
View
B+
Retailer 4
-
$1,152 USD
View
B+
Retailer 5
-
$1,500 USD
SGD 2,027 SGD
View
B+
Retailer 6
-
$1,583 USD
View
B+
Retailer 7
-
$1,839 USD
£1,448 GBP
View
Most Expensive
B
Brilliant Earth
20474870A · Oct 29
$3,210 USD
View
7 more retailers have this diamond
Prices start from $424 USDSave up to $2,786 USD

Carat Hunter is not affiliated with, endorsed by, or sponsored by any retailer listed. Retailer information is from publicly available sources and may not be current. Verify details directly with the retailer before purchasing. Return terms as we hold them. Check the retailer's own returns page before you buy.

A
1.55ct Oval
$424 USD